World's Best Scientists 2026 revealed!

D-Index & Metrics

Microbiology

D-Index
104
Citations
55194
World Ranking
327
National Ranking
149

Medicine

D-Index
104
Citations
55210
World Ranking
6922
National Ranking
3649

Helio S. Sader publication distribution in Microbiology in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Microbiology in 2026. The highlighted bar marks where Helio S. Sader sits on this spectrum.

55–64 publications: 8 scientists 65–74 publications: 29 scientists 75–84 publications: 55 scientists 85–94 publications: 112 scientists 95–104 publications: 137 scientists 105–114 publications: 190 scientists 115–124 publications: 235 scientists 125–134 publications: 234 scientists 135–144 publications: 288 scientists 145–154 publications: 264 scientists 155–164 publications: 264 scientists 165–174 publications: 253 scientists 175–184 publications: 276 scientists 185–194 publications: 190 scientists 195–204 publications: 233 scientists 205–214 publications: 207 scientists 215–224 publications: 198 scientists 225–234 publications: 155 scientists 235–244 publications: 161 scientists 245–254 publications: 160 scientists 255–264 publications: 146 scientists 265–274 publications: 139 scientists 275–284 publications: 148 scientists 285–294 publications: 115 scientists 295–304 publications: 96 scientists 305–314 publications: 88 scientists 315–324 publications: 106 scientists 325–334 publications: 65 scientists 335–344 publications: 76 scientists 345–354 publications: 64 scientists 355–364 publications: 62 scientists 365–374 publications: 65 scientists 375–384 publications: 61 scientists 385–394 publications: 34 scientists 395–404 publications: 44 scientists 405–414 publications: 36 scientists 415–424 publications: 35 scientists 425–434 publications: 29 scientists 435–444 publications: 33 scientists 445–454 publications: 34 scientists 455–464 publications: 25 scientists 465–474 publications: 26 scientists 475–484 publications: 20 scientists 485–494 publications: 19 scientists 495–504 publications: 16 scientists 505–514 publications: 17 scientists 515–524 publications: 23 scientists 525–534 publications: 14 scientists 535–544 publications: 14 scientists 545–554 publications: 18 scientists 555–564 publications: 12 scientists 565–574 publications: 7 scientists 575–584 publications: 9 scientists 585–594 publications: 9 scientists 595–604 publications: 9 scientists 605–614 publications: 7 scientists 615–624 publications: 9 scientists 625–634 publications: 7 scientists 635–644 publications: 4 scientists 645–654 publications: 5 scientists 655–664 publications: 6 scientists 665–674 publications: 7 scientists 675–678 publications: 3 scientists 679+ publications: 99 scientists
55 publications 679+

This scientist: 778 publications — 99th percentile

99% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 679 publications or more.

Helio S. Sader D-index placement in Microbiology in 2026

The chart shows the D-index (discipline H-index) distribution of Microbiology scientists ranked by Research.com in 2026. The highlighted bar marks where Helio S. Sader sits on this spectrum.

40 D-Index: 30 scientists 41 D-Index: 86 scientists 42 D-Index: 90 scientists 43 D-Index: 117 scientists 44 D-Index: 122 scientists 45 D-Index: 123 scientists 46 D-Index: 108 scientists 47 D-Index: 110 scientists 48 D-Index: 106 scientists 49 D-Index: 109 scientists 50 D-Index: 129 scientists 51 D-Index: 111 scientists 52 D-Index: 116 scientists 53 D-Index: 127 scientists 54 D-Index: 134 scientists 55 D-Index: 134 scientists 56 D-Index: 111 scientists 57 D-Index: 136 scientists 58 D-Index: 162 scientists 59 D-Index: 151 scientists 60 D-Index: 139 scientists 61 D-Index: 122 scientists 62 D-Index: 126 scientists 63 D-Index: 144 scientists 64 D-Index: 109 scientists 65 D-Index: 103 scientists 66 D-Index: 124 scientists 67 D-Index: 112 scientists 68 D-Index: 103 scientists 69 D-Index: 131 scientists 70 D-Index: 93 scientists 71 D-Index: 93 scientists 72 D-Index: 96 scientists 73 D-Index: 92 scientists 74 D-Index: 80 scientists 75 D-Index: 66 scientists 76 D-Index: 87 scientists 77 D-Index: 60 scientists 78 D-Index: 73 scientists 79 D-Index: 59 scientists 80 D-Index: 57 scientists 81 D-Index: 55 scientists 82 D-Index: 47 scientists 83 D-Index: 77 scientists 84 D-Index: 50 scientists 85 D-Index: 45 scientists 86 D-Index: 42 scientists 87 D-Index: 41 scientists 88 D-Index: 32 scientists 89 D-Index: 38 scientists 90 D-Index: 35 scientists 91 D-Index: 34 scientists 92 D-Index: 27 scientists 93 D-Index: 26 scientists 94 D-Index: 33 scientists 95 D-Index: 22 scientists 96 D-Index: 37 scientists 97 D-Index: 22 scientists 98 D-Index: 21 scientists 99 D-Index: 22 scientists 100 D-Index: 30 scientists 101 D-Index: 16 scientists 102 D-Index: 20 scientists 103 D-Index: 17 scientists 104 D-Index: 19 scientists 105 D-Index: 16 scientists 106 D-Index: 19 scientists 107 D-Index: 18 scientists 108 D-Index: 14 scientists 109 D-Index: 10 scientists 110 D-Index: 9 scientists 111 D-Index: 7 scientists 112 D-Index: 11 scientists 113 D-Index: 6 scientists 114 D-Index: 15 scientists 115 D-Index: 10 scientists 116 D-Index: 12 scientists 117 D-Index: 7 scientists 118 D-Index: 10 scientists 119 D-Index: 10 scientists 120 D-Index: 11 scientists 121 D-Index: 2 scientists 122 D-Index: 7 scientists 123 D-Index: 12 scientists 124 D-Index: 5 scientists 125 D-Index: 9 scientists 126 D-Index: 6 scientists 127+ D-Index: 95 scientists
40 D-Index 127+

This scientist: 104 D-Index — 94th percentile

94% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 127 D-Index or more.

Overview

Helio S. Sader is affiliated with JMI Laboratories in the United States and has a research focus primarily centered on microbiology, infectious diseases, and antimicrobial resistance. Their work spans multiple interconnected disciplines within biochemistry, genetics, molecular biology, and medicine.

Their research contributions include studies addressing antibiotic resistance in bacteria, antibiotics pharmacokinetics and efficacy, and bacterial identification and susceptibility testing. These topics also encompass antimicrobial resistance in Staphylococcus, urinary tract infections management, and pharmaceutical and antibiotic environmental impacts.

Key publication venues where Helio S. Sader's work has appeared consist of:

  • Open Forum Infectious Diseases
  • Antimicrobial Agents and Chemotherapy
  • Diagnostic Microbiology and Infectious Disease
  • Journal of Antimicrobial Chemotherapy
  • JAC-Antimicrobial Resistance

Their research papers from recent years highlight investigations of antibacterial agents and clinical isolates. Representative publications include:

  • "Aztreonam/avibactam activity against clinical isolates of Enterobacterales collected in Europe, Asia and Latin America in 2019" (2020), Journal of Antimicrobial Chemotherapy
  • "Changing Epidemiology of Carbapenemases Among Carbapenem-Resistant Enterobacterales From United States Hospitals and the Activity of Aztreonam-Avibactam Against Contemporary Enterobacterales (2019-2021)" (2023), Open Forum Infectious Diseases
  • "Antimicrobial susceptibility of Gram-negative bacteria from intensive care unit and non-intensive care unit patients from United States hospitals (2018-2020)" (2021), Diagnostic Microbiology and Infectious Disease

Frequent collaborators in their work include:

  • Mariana Castanheira
  • Rodrigo E. Mendes
  • Cecília G Carvalhaes
  • Timothy B Doyle
  • Jennifer M Streit

Their research covers core subfields such as molecular medicine, pharmacology, applied microbiology and biotechnology, infectious diseases, and clinical biochemistry.

The number of publications across these areas indicates an extensive engagement in topics related to antibiotic resistance mechanisms, susceptibility testing methodologies, and clinical microbiology evaluations. Their work addresses both the epidemiology and pharmacological characteristics of antimicrobial agents used in clinical practice.

Best Publications

  • Global burden of bacterial antimicrobial resistance in 2019: a systematic analysis

    Unknown

  • International surveillance of bloodstream infections due to Candida species: frequency of occurrence and in vitro susceptibilities to fluconazole, ravuconazole, and voriconazole of isolates collected from 1997 through 1999 in the SENTRY antimicrobial surveillance program.

    M. A. Pfaller;D. J. Diekema;R. N. Jones;H. S. Sader

  • Emerging Importance of Multidrug-Resistant Acinetobacter Species and Stenotrophomonas maltophilia as Pathogens in Seriously Ill Patients: Geographic Patterns, Epidemiological Features, and Trends in the SENTRY Antimicrobial Surveillance Program (1997–1999)

    Ana Cristina Gales;Ana Cristina Gales;R. N. Jones;K. R. Forward;J. Linares

  • The Microbiology of Bloodstream Infection: 20-Year Trends from the SENTRY Antimicrobial Surveillance Program

    Daniel J. Diekema;Po Ren Hsueh;Rodrigo E. Mendes;Michael A. Pfaller

  • Bloodstream Infections Due to Candida Species: SENTRY Antimicrobial Surveillance Program in North America and Latin America, 1997-1998

    Pfaller;R N Jones;G V Doern;H S Sader

  • Antimicrobial resistance among Gram-negative bacilli isolated from Latin America: results from SENTRY Antimicrobial Surveillance Program (Latin America, 2008-2010).

    Ana C. Gales;Mariana Castanheira;Ronald N. Jones;Hélio S. Sader

  • Survey of bloodstream infections due to gram-negative bacilli: frequency of occurrence and antimicrobial susceptibility of isolates collected in the United States, Canada, and Latin America for the SENTRY Antimicrobial Surveillance Program, 1997.

    D. J. Diekema;M. A. Pfaller;R. N. Jones;G. V. Doern

  • Contemporary activity of colistin and polymyxin B against a worldwide collection of Gram-negative pathogens: results from the SENTRY Antimicrobial Surveillance Program (2006–09)

    Ana C Gales;Ronald N Jones;Hélio S Sader

  • Global assessment of the antimicrobial activity of polymyxin B against 54 731 clinical isolates of Gram-negative bacilli: report from the SENTRY antimicrobial surveillance programme (2001–2004)

    A.C. Gales;R.N. Jones;H.S. Sader

  • International Surveillance of Bloodstream Infections Due to Candida Species: Frequency of Occurrence and Antifungal Susceptibilities of Isolates Collected in 1997 in the United States, Canada, and South America for the SENTRY Program

    M. A. Pfaller;R. N. Jones;G. V. Doern;H. S. Sader

  • International surveillance of blood stream infections due to Candida species in the European SENTRY program: species distribution and antifungal susceptibility including the investigational triazole and echinocandin agents

    M.A Pfaller;R.N Jones;G.V Doern;A.C Fluit

  • Antimicrobial Susceptibility and Epidemiology of a Worldwide Collection of Chryseobacterium spp.: Report from the SENTRY Antimicrobial Surveillance Program (1997-2001)

    Jeffrey T. Kirby;Helio S. Sader;Timothy R. Walsh;Ronald N. Jones

  • Dissemination in distinct Brazilian regions of an epidemic carbapenem-resistant Pseudomonas aeruginosa producing SPM metallo-β-lactamase

    Ana C. Gales;Liana C. Menezes;Suzane Silbert;Hélio S. Sader

  • Survey of blood stream infections attributable to gram-positive cocci: frequency of occurrence and antimicrobial susceptibility of isolates collected in 1997 in the United States, Canada, and Latin America from the SENTRY antimicrobial surveillance program

    M.A Pfaller;R.N Jones;G.V Doern;H.S Sader

  • Antimicrobial susceptibility of Gram-negative organisms isolated from patients hospitalised with pneumonia in US and European hospitals: Results from the SENTRY Antimicrobial Surveillance Program, 2009–2012

    Helio S. Sader;David J. Farrell;Robert K. Flamm;Ronald N. Jones

  • Antimicrobial susceptibility of Gram-negative organisms isolated from patients hospitalized in intensive care units in United States and European hospitals (2009-2011).

    Helio S. Sader;David J. Farrell;Robert K. Flamm;Ronald N. Jones

  • Screening of antibacterial extracts from plants native to the Brazilian Amazon Rain Forest and Atlantic Forest

    I.B. Suffredini;H.S. Sader;A.G. Gonçalves;A.O. Reis

  • Antimicrobial Activity of Ceftolozane-Tazobactam Tested against Enterobacteriaceae and Pseudomonas aeruginosa with Various Resistance Patterns Isolated in U.S. Hospitals (2011-2012)

    David J. Farrell;Robert K. Flamm;Helio S. Sader;Ronald N. Jones

  • Assessment of pathogen occurrences and resistance profiles among infected patients in the intensive care unit: report from the SENTRY Antimicrobial Surveillance Program (North America, 2001).

    Jennifer M Streit;Ronald N Jones;Helio S Sader;Thomas R Fritsche

  • Urinary tract infection trends in Latin American hospitals: report from the SENTRY antimicrobial surveillance program (1997-2000).

    Ana C. Gales;Ana C. Gales;Helio S. Sader;Ronald N. Jones

  • Pathogen frequency and resistance patterns in Brazilian hospitals: summary of results from three years of the SENTRY Antimicrobial Surveillance Program.

    Helio S. Sader;Ana C. Gales;Michael A. Pfaller;Rodrigo E. Mendes

Frequent Co-Authors

Ronald N. Jones
Ronald N. Jones JMI Laboratories
Robert K. Flamm
Robert K. Flamm JMI Laboratories
Rodrigo E. Mendes
Rodrigo E. Mendes JMI Laboratories
Mariana Castanheira
Mariana Castanheira JMI Laboratories
David J. Farrell
David J. Farrell University Hospital Southampton NHS Foundation Trust
Thomas R. Fritsche
Thomas R. Fritsche Marshfield Clinic
Ana C. Gales
Ana C. Gales Federal University of Sao Paulo
Michael A. Pfaller
Michael A. Pfaller JMI Laboratories
Paul R. Rhomberg
Paul R. Rhomberg University of Iowa

If you think any of the details on this page are incorrect, let us know.

Report an issue

We appreciate your kind effort to assist us to improve this page, it would be helpful providing us with as much detail as possible in the text box below:

Related Online Degrees & Career Pathways

Studying microbiology in the USA opens doors to various career paths, many of which can be enhanced through further education. For those interested in healthcare, exploring online healthcare degrees can provide flexible options for advancing medical knowledge without disrupting your current schedule.

If public health interests you, consider pursuing a Master of Public Health (MPH). Some students look for programs with more accessible admissions; this is where knowing which online mph programs are easiest to get into becomes useful in selecting the right fit for your academic goals.

Microbiology also leads to roles in child life services, where professionals support children’s health and well-being. For those aiming to enter this field, understanding how much does a child life specialist make highlights the potential financial rewards and career stability.

Lastly, online education can be particularly valuable for individuals overcoming barriers. The best associate degrees for felons include programs that offer second chances and practical skills, many of which align well with the foundational knowledge gained in microbiology.

Best Scientists Citing Helio S. Sader

Trending Scientists

Recently Published Articles